Practice Question and Answer
8Q: Study of sound is called 3152 05b5cc6aae4d2b4197774cf38
5b5cc6aae4d2b4197774cf38- 1Agronomyfalse
- 2Accousticstrue
- 3Aestheticsfalse
- 4Aeronauticsfalse
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Answer : 2. "Accoustics"
Explanation :
Answer: B) Accoustics Explanation: Accoustics is a subject deals with the Study of sound Aesthetics is a Philosophy of fine arts The science or art of flight is called Aeronautics The science of soil management is called Agronomy.
Q: The use of multi programming started with which generation of computers?
3152 061389cff2421ea1e0c8367cc
61389cff2421ea1e0c8367cc- 1first generationfalse
- 2second generationfalse
- 3third generationtrue
- 4fourth generationfalse
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Answer : 3. "third generation"
Q: If Average Total Cost is declining then 3152 05b5cc6b8e4d2b4197774d694
5b5cc6b8e4d2b4197774d694- 1The Marginal Cost is Less than Average Costtrue
- 2The Total Cost must also be Decliningfalse
- 3The Marginal Cost is Greater than Average Costfalse
- 4The Average Fixed Cost curve must lie above the average variable cost curvefalse
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Answer : 1. "The Marginal Cost is Less than Average Cost"
Explanation :
Answer: A) The Marginal Cost is Less than Average Cost Explanation:
Q: If 10 men take 15 days to complete a work. In how many days will 37 men complete the work? 3151 05b5cc6bfe4d2b4197774da3d
5b5cc6bfe4d2b4197774da3d- 13 daysfalse
- 24 daystrue
- 35 daysfalse
- 46 daysfalse
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Answer : 2. "4 days"
Explanation :
Answer: B) 4 days Explanation: Given 10 men take 15 days to complete a work => Total mandays = 15 x 10 = 150 Let the work be 150 mandays. => Now 37 men can do 150 mandays in 150/37 =~ 4 days
Q: A garrison of 2000 men has provisions for 54 days. At the end of 15 days, a reinforcement arrives, and it is now found that the provisions will last only for 20 days more. What is the reinforcement ? 3151 05b5cc6e7e4d2b4197774edb0
5b5cc6e7e4d2b4197774edb0- 11900true
- 22100false
- 31700false
- 42000false
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Answer : 1. "1900"
Explanation :
Answer: A) 1900 Explanation: Given 2000 ---- 54 days The provisions for 2000 men for 39 days can be completed by 'm' men for only 20 days. i.e, 2000 ----- 39 days == m ---- 20 days => m x 20 = 2000 x 39 m = 3900 So total men for 20 days is 3900 => 2000 old and 1900 new reinforcement. Hence, reinforcement = 1900.
Q: The instrument which uses sound waves to measure the depth of oceans is
3151 05e25370a643ee23eb6aea0e6
5e25370a643ee23eb6aea0e6- 1Radarfalse
- 2Sonartrue
- 3Altimeterfalse
- 4Venturimeterfalse
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Answer : 2. "Sonar"
Q: किस समूह में यण-सन्धि रहित शब्द है-
3150 05e6f82cd7981157db2c11f6a
5e6f82cd7981157db2c11f6a- 1) देव्यैश्वर्य, प्रत्युपकार, नद्यूर्मिfalse
- 2अन्वित, सख्युचित, न्यूनfalse
- 3पित्रनुमति, यद्यपि, षडाननtrue
- 4मात्रानन्द, नद्यर्पण, देव्यागमfalse
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Answer : 3. "पित्रनुमति, यद्यपि, षडानन "
Q: Find the odd one out of the floowing number series? 270, 261, 279, 252, 289, 243 3149 05b5cc639e4d2b4197774ba8c
5b5cc639e4d2b4197774ba8c- 1270false
- 2279false
- 3289true
- 4243false
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Answer : 3. "289"
Explanation :
Answer: C) 289 Explanation: Here the given number series is 270, 261, 279, 252, 289, 243 270 - 9 = 261 261 + 18 = 279 279 - 27 = 252 252 + 36 = 288 (not equals to 289) 288 - 45 = 243 Hence, the odd number in the given number series is 289.